By default Ganglia and Nagios communicate with the Ambari Server using HTTP. If you want them to use HTTPS instead, use the following instructions.
![[Important]](../common/images/admon/important.png) | Important |
|---|---|
The servers should not be running when you do this: either make the edits before you start Ambari Server the first time or bring the servers down to make the edits. |
